Hair tonic



Patented Oct. 15, 1929 UNITED STATES ALFRED CHRISTEN, OF BASEI, SWITZERLAND HAIR TONIC No Drawing. Application filed January 14, 1927, Serial No. 161,245, and in Germany January 21, 1926.

benzylethyl-methylketone O-CHr-EH-CH:

rations there may yet be added, if required, odoriferous substances, essential oils and other substances in general use in cosmetics. The ketones may further be applied in mixture with known tonics promoting the growth of the hair, such as for instance pilocarpine, nettle extract etc.

Having thus fully described my invention, what I claim as new and desired to secure by Letters Patent of the United States is 6 1. A preparation for promoting the growth of hair containing at least one ketone havingat least one aliphatic-aromatic group.

vh nyl y ketonfl Q 2. A preparation for promoting the growth tic-0H, of hair containing at least one ketone of the 65 formula phenylethyl-phenyl ketone OCHg-CH:

E O O-CBr-GH-R i O-R! as well as their homologues and nucleal substltution products, such as, for instance, whereln R means H or a monovalent hydrophenylethyl-ethylketone -CHIEH| o-oini 75 methoxyphenylethyl-methyl ketone cmoOcm-cm (JO-CH1 furthermore unsaturated aliphatic-aromatic carbon radical and R a monovalent hydroketones, such as carbon radlcal. so

mothoxybenzalethyl-methylketone cmoOcn=o-om tic-CH: 3. A preparation for 1promoting the growth F CILCH of hair containing the etone ofthe formula do-crh H OCHr-CH-OHI and so on. p

The application of these ketones may be we. r v :1 accomplished wlth or without a solvent or In wltnessi whuofl heleuntooslbned 1 my name this 4th day oi January. 19-7. diluent, as well as in form of salves and other v ALFRED STEN preparations, by spreading same on or rubhing same into the scalp. As particularly suitable for this purpose there has been found for instance a solution of the ketone or mixture of ketone, respectively, in dilute alcohol, to which solution other solvents may, in suitable quantlties, be added, if desired, such as,

for example, ethyl acetate. To these prepa- 

